huizingaevan huizingaevan

15-10-2021
Mathematics

contestada

. Find all possible solutions for x. Be careful of domain restrictions.
log_2(x^2-4) - log_2(x+2) = 2log_2(x-4)

Respuesta :

evgeniylevi evgeniylevi

15-10-2021

Answer:

x=6

Step-by-step explanation:

all the details are in the attached picture. The suggested solution is not the shortest way.

Note, step 1 is: to find the domain; step 2 is: to solve the equation wihout domain; step 3: to determine 'x' with domain. The answer is marked with green colour.

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